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CVE-2012-2124

19
FAUCET Score

CVE-2012-2124 describes a denial-of-service vulnerability in SquirrelMail, specifically affecting versions used in Red Hat Enterprise Linux 4 and 5. The flaw stems from improper handling of 8-bit characters in passwords during IMAP login attempts, allowing remote attackers to exhaust disk space by creating numerous preference files. This issue has a CVSS score of 5.0, indicating a medium severity with a network attack vector, low complexity, and potential for partial availability impact. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:squirrelmail:squirrelmail:-:*:*:*:*:*:*:*
4CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux:4:*:*:*:*:*:*:*
5CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux:5:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

AV:N/AC:L/Au:N/C:N/I:N/A:P

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.45%
Probability of exploitation in next 30 days
EPSS Percentile
82.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0245 is in the 74th percentile among its peer group of 23,684 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: squirrelmail-0:1.4.8-21.el5
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: squirrelmail

Vendor Advisories (1)

redhatCVE-2012-2124Low

squirrelmail: not fixed in RHSA-2012:0103

Apr 20, 2012

References

rhn.redhat.com / errata/RHSA-2013-0126.html
Vendor Advisory
bugzilla.redhat.com / show_bug.cgi
secunia.com / advisories/51730
Vendor Advisory
openwall.com / lists/oss-security/2012/04/20/22